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PostgreSQL Course

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Audience

Who will the Seminar Benefit?

This PostgreSQL Infrastructure Seminar is designed for professional database administrators, consultants, architects and decision makers who need to gain a broad-based understanding of the features and functionality that are available to manage PostgreSQL databases.

Skills Gained

The delegate will learn and acquire skills as follows:

  • PostgreSQL multi server architecture
  • PostgreSQL configuration recommendations
  • PostgreSQL versions and recommended patching cycles
  • PostgreSQL interfaces, client applications and client tools
  • The available PostgreSQL extensions
  • Configuration files and best practices
  • Security features available in PostgreSQL
  • Security best practises
  • Server maintenance, monitoring and tuning tools
  • Tools available to backup and recover a cluster
  • High availability of PostgreSQL
  • PostgreSQL replication capabilities
  • How to leverage cloud-based PostgreSQL

Seminar Objectives

This seminar aims to provide the delegate with a basic knowledge of the capabilities of the PostgreSQL database.

Outline

View Course Contents - DAY 1 PostgreSQL Infrastructure Seminar Training Course

Course Introduction

  • Seminar Structure and Agenda
  • Delegate and Trainer Introductions

Session 1: POSTGRESQL ARCHITECTURE OVERVIEW

  • PostgreSQL Architectural Overview
  • Database Design Alternatives
  • Postgres Multitenancy Options:
    • Using multiple databases in a single Postgres cluster (i.e. instance)
    • Using multiple schemas in a single Postgres database
    • Using shared tables in a single schema in a single Postgres database
  • File System Layouts
  • PostgreSQL Directory Structure
  • PostgreSQL Processes
  • PostgreSQL Instance Management

Session 2: POSTGRESQL VERSIONS, INTERFACES AND TOOLS

  • PostgreSQL Version Numbers
  • PostgreSQL Recommended Patching Cycles
  • PostgreSQL Upgrade Overview
  • Overview of PostgreSQL Client Applications
  • The psql and PL/pgSQL Interfaces
  • Tools to Assist with Administration:
    • pgAdmin
    • OmniDB
    • DBeaver
    • Navicat
  • Extensions available for PostgreSQL

Session 3: POSTGRESQL DATABASE STRUCTURE OVERVIEW

  • PostgreSQL Configuration Recommendations
  • The PostgreSQL Configuration Files
  • Physical Storage and File Layout
  • Overview of Tablespace Usage
  • Table and Row Storage
  • Temporary Undo
  • Index Storage
  • Overview of PostgreSQL Tablespaces

Session 4: POSTGRESQL LOGGING OVERVIEW

  • The Principles and Usages of Logging
  • PostgreSQL Log Destinations
  • Logging Parameters
  • Error Reporting and Logging
  • What Should be Logged and When

Session 5: POSTGRESQL SECURITY FEATURES

  • Security Best Practises
  • Client Authentication Control
  • Server Security Configuration
  • Security Tools
  • User and Role Management
  • Secure TCP/IP Access and Connections
  • Data Encryption with the pgcrypto Extension
  • Audit with the pgAudit Extension
  • Set Row Level Security Policies

Session 6: MONITORING SERVER PERFORMANCE & MAINTENANCE

  • Multiversion Concurrency Control
  • VACUUM, Freezing and Avoiding Wraparound
  • Suitable Index Usage
  • Join Planning
  • EXPLAIN and SQL Execution
  • Workload Analysis
  • Scale PostgreSQL using Table Partitioning
  • Server Monitoring and Tuning

Session 7: OVERVIEW OF PHYSICAL BACKUP AND RECOVERY OF DATABASES

  • Overview of PostgreSQL Backup and Recovery Methods
  • Export and Import Operations with COPY
  • Backup a Database with Operating System Commands
  • Backup a Database with pg_dump and pg_dumpall
  • Use 3rd Party Backup Tools
    • Barman
    • pg_Back_Rest
  • Restore using psql and pg_restore
  • Overview of Point in Time Recovery
  • Continuous Archiving
  • Overview of PostgreSQL Write-ahead Logs (WAL)
  • Create Base Backups with pg_basebackup
  • Server Checkpoints
  • Replay of Transaction Logs

Session 8: HIGH AVAILABILITY OVERVIEW

  • PostgreSQL Replication Architecture
  • Physical Streaming Replication and Hot Standby Databases
  • Switchover, Failover and Failback
  • Managing Replication and Failover with repmgr
  • Logical Replication Overview
  • Online Upgrade using Logical Replication
  • Use Bi-Directional Replication with BDR

Session 9: CLOUD BASED POSTGRESQL

  • Benefits of a Cloud Based PostgreSQL Database
  • Amazon RDS for PostgreSQL
  • Google Cloud SQL for PostgreSQL
  • Microsoft Azure for PostgreSQL
  • EnterpriseDB Cloud Database

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